October is one of the warmer months of the year in Halifax, with average highs near 13.5°C and lows around 7.9°C (mean 10.7°C). It is a relatively wet time of year, averaging 114 mm of rainfall and 83% relative humidity across the period.
October is one of the warmer months of the year in Halifax. Across 45 years of records, the warmest October in Halifax was 2017 — when the month averaged 13.3°C — while the coldest was 1993 at 8.6°C. Typical October days reach 13.5°C with nights near 7.9°C. The long-term trend is warming, about 0.5°C per decade.
October is a relatively wet time of year in Halifax, averaging 114 mm of rainfall. The wettest October on record was 2018 with 265 mm, while the driest was 1982 at 36 mm.
Relative humidity in Halifax during October averages 83%. The most humid October was 2023 at 88%, and the least humid was 1999 at 78%.
October receives about 2.6 kWh/m²/day of solar energy in Halifax. The sunniest October was 2017 at 3.2 kWh/m²/day, and the cloudiest were 1990 and 2018 at 2.2.
Average wind speed in Halifax during October is 3 m/s. The windiest Octobers were 1998 and 2005 at 3.3 m/s, while the calmest was 2022 at 2.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 9.8°C | 10.1°C | 10.7°C | 11.3°C | 12.1°C | +2.3°C |
| Avg High | 12.8°C | 13.0°C | 13.5°C | 14.1°C | 14.8°C | +2°C |
| Avg Low | 6.8°C | 7.3°C | 7.9°C | 8.5°C | 9.3°C | +2.5°C |
| Avg Rain | 91 mm | 97 mm | 119 mm | 155 mm | 101 mm | +10 mm |
October temperatures in Halifax have risen by about 2.3°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -1.3°C (1985) to a record high of 23.4°C (2025).
Rainfall in October is a relatively wet time of year, averaging 114 mm, with a wettest year of 265 mm.
A good time to visit Halifax
October is a good time to visit Halifax, with days averaging 13.5°C and nights around 7.9°C (mean 10.7°C, warmer than Halifax's yearly average) and higher rainfall. August and July are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 15.3°C | 12.6°C | 9.9°C | 23.4°C | 6.1°C | 121 mm | 82% | 2.9 m/s | 2.8 |
| 2024 | 14.1°C | 11.3°C | 8.4°C | 17.9°C | 1.3°C | 82 mm | 83% | 2.9 m/s | 2.9 |
| 2023 | 15.1°C | 12.6°C | 10.0°C | 20.5°C | 2.1°C | 113 mm | 88% | 2.6 m/s | 2.7 |
| 2022 | 15.2°C | 12.5°C | 9.9°C | 21.3°C | 5.6°C | 114 mm | 87% | 2.4 m/s | 2.8 |
| 2021 | 15.5°C | 12.7°C | 9.9°C | 19.9°C | 7.1°C | 66 mm | 84% | 2.8 m/s | 2.8 |
| 2020 | 13.5°C | 10.7°C | 7.8°C | 18.1°C | 0.4°C | 110 mm | 85% | 2.7 m/s | 2.7 |
| 2019 | 13.1°C | 10.4°C | 7.8°C | 16.8°C | 3.7°C | 125 mm | 84% | 2.9 m/s | 2.6 |
| 2018 🌧️ | 13.1°C | 10.1°C | 7.1°C | 18.5°C | 0.4°C | 265 mm | 84% | 3.2 m/s | 2.2 |
| 2017 🔥 | 16.2°C | 13.3°C | 10.3°C | 21.3°C | 5.9°C | 77 mm | 83% | 2.9 m/s | 3.2 |
| 2016 | 14.0°C | 11.2°C | 8.4°C | 20.2°C | 3.7°C | 228 mm | 85% | 2.8 m/s | 2.7 |
| 2015 | 13.2°C | 10.0°C | 6.8°C | 19.7°C | 0.8°C | 254 mm | 83% | 3.1 m/s | 2.8 |
| 2014 | 15.2°C | 12.7°C | 10.2°C | 19.5°C | 5.8°C | 107 mm | 86% | 3 m/s | 2.3 |
| 2013 | 14.0°C | 11.0°C | 8.0°C | 19.5°C | 1.3°C | 92 mm | 82% | 2.7 m/s | 2.9 |
| 2012 | 14.5°C | 11.8°C | 9.0°C | 19.9°C | 2.6°C | 78 mm | 86% | 3.1 m/s | 2.7 |
| 2011 | 14.0°C | 11.6°C | 9.1°C | 21.5°C | 2.2°C | 224 mm | 85% | 3.1 m/s | 2.4 |
| 2010 | 13.5°C | 10.9°C | 8.4°C | 21.3°C | 4.1°C | 103 mm | 81% | 3.2 m/s | 2.6 |
| 2009 | 11.5°C | 8.7°C | 6.0°C | 16.6°C | 1.0°C | 139 mm | 83% | 3.2 m/s | 2.4 |
| 2008 | 12.5°C | 10.1°C | 7.8°C | 16.6°C | 3.4°C | 56 mm | 85% | 3.1 m/s | 2.6 |
| 2007 | 14.3°C | 11.5°C | 8.6°C | 20.3°C | 2.4°C | 62 mm | 85% | 2.7 m/s | 2.8 |
| 2006 | 13.6°C | 10.7°C | 7.8°C | 18.6°C | 3.1°C | 137 mm | 82% | 3.1 m/s | 2.5 |
| 2005 | 14.5°C | 12.1°C | 9.8°C | 20.4°C | 4.7°C | 260 mm | 87% | 3.3 m/s | 2.3 |
| 2004 | 13.6°C | 11.0°C | 8.5°C | 17.8°C | 1.9°C | 102 mm | 85% | 3 m/s | 2.5 |
| 2003 | 13.8°C | 10.9°C | 8.1°C | 19.3°C | 3.4°C | 142 mm | 84% | 2.8 m/s | 2.7 |
| 2002 | 12.4°C | 9.3°C | 6.1°C | 21.0°C | 0.6°C | 78 mm | 79% | 3.2 m/s | 2.9 |
| 2001 | 14.6°C | 11.7°C | 8.9°C | 19.6°C | 2.3°C | 66 mm | 82% | 3 m/s | 3 |
| 2000 | 13.8°C | 10.8°C | 7.8°C | 17.1°C | 3.4°C | 148 mm | 84% | 3.2 m/s | 2.7 |
| 1999 | 13.1°C | 9.7°C | 6.4°C | 18.5°C | 1.6°C | 118 mm | 78% | 3.2 m/s | 2.7 |
| 1998 | 12.3°C | 9.6°C | 7.0°C | 17.8°C | 0.8°C | 82 mm | 82% | 3.3 m/s | 2.7 |
| 1997 | 12.5°C | 9.3°C | 6.1°C | 17.4°C | 1.0°C | 44 mm | 78% | 2.8 m/s | 2.8 |
| 1996 | 11.6°C | 8.9°C | 6.2°C | 17.1°C | 2.5°C | 98 mm | 84% | 3 m/s | 2.6 |
| 1995 | 15.0°C | 12.3°C | 9.6°C | 19.4°C | 2.2°C | 96 mm | 86% | 2.8 m/s | 2.4 |
| 1994 | 13.1°C | 10.3°C | 7.5°C | 17.1°C | 3.4°C | 43 mm | 83% | 2.8 m/s | 2.7 |
| 1993 ❄️ | 12.0°C | 8.6°C | 5.3°C | 16.8°C | 0.4°C | 161 mm | 80% | 3.1 m/s | 2.7 |
| 1992 | 12.3°C | 9.5°C | 6.7°C | 17.0°C | 2.6°C | 89 mm | 81% | 3.1 m/s | 2.5 |
| 1991 | 13.7°C | 11.1°C | 8.6°C | 18.4°C | 3.0°C | 113 mm | 85% | 3.1 m/s | 2.3 |
| 1990 | 14.4°C | 11.8°C | 9.1°C | 21.3°C | 0.4°C | 127 mm | 85% | 3.1 m/s | 2.2 |
| 1989 | 13.0°C | 9.9°C | 6.8°C | 17.0°C | 2.8°C | 96 mm | 84% | 2.8 m/s | 2.7 |
| 1988 | 11.7°C | 9.0°C | 6.3°C | 18.6°C | 0.6°C | 215 mm | 83% | 3.2 m/s | 2.5 |
| 1987 | 13.4°C | 10.4°C | 7.5°C | 17.9°C | 3.1°C | 156 mm | 85% | 2.7 m/s | 2.6 |
| 1986 | 12.1°C | 9.0°C | 5.8°C | 17.5°C | 0.9°C | 70 mm | 83% | 2.8 m/s | 2.5 |
| 1985 | 12.5°C | 9.7°C | 6.8°C | 19.1°C | -1.3°C | 56 mm | 81% | 3 m/s | 2.6 |
| 1984 | 12.8°C | 9.7°C | 6.7°C | 17.3°C | 2.4°C | 45 mm | 82% | 2.8 m/s | 2.8 |
| 1983 | 13.8°C | 10.8°C | 7.9°C | 21.5°C | 0.8°C | 58 mm | 82% | 3.1 m/s | — |
| 1982 | 13.2°C | 10.1°C | 7.0°C | 19.4°C | 2.2°C | 36 mm | 83% | 2.8 m/s | — |
| 1981 | 12.9°C | 9.8°C | 6.8°C | 17.0°C | 1.0°C | 86 mm | 82% | 3 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 13.5°C with lows near 7.9°C (mean 10.7°C), based on 45 years of NASA POWER data.
October averages 114 mm of rainfall in Halifax, a relatively wet time of year. The wettest on record was 265 mm in 2018.
The hottest October reached 23.4°C in 2025. The coldest dipped to -1.3°C in 1985.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 2.3°C. Daytime highs moved from 13°C to 15°C and overnight lows from 7°C to 9.6°C over the same span.
October is one of the warmer months of the year in Halifax and a relatively wet time of year, so plan for around 13.5°C daytime highs and 7.9°C at night.
Not quite — October is the 8th coolest month in Halifax, averaging 10.7°C.
For October in Halifax, pack warm layers and a jacket for chilly mornings, with typical highs of 13.5°C and lows of 7.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 83% — quite humid.
Average wind speed in October is 3 m/s. The windiest October on record averaged 3.3 m/s (1998).
The wettest October on record was 2018 with 265 mm. On average, October sees 114 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Halifax behaves each October, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for October specifically, along with year-by-year records and how the month has changed over the decades.
